1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2016 Andreas Färber
4 * Copyright (c) 2016 BayLibre, Inc.
5 * Author: Kevin Hilman <khilman@kernel.org>
6 */
7
8/dts-v1/;
9
10#include "meson-gxbb.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/sound/meson-aiu.h>
13
14/ {
15	compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb";
16	model = "Hardkernel ODROID-C2";
17
18	aliases {
19		serial0 = &uart_AO;
20		ethernet0 = &ethmac;
21	};
22
23	chosen {
24		stdout-path = "serial0:115200n8";
25	};
26
27	memory@0 {
28		device_type = "memory";
29		reg = <0x0 0x0 0x0 0x80000000>;
30	};
31
32	usb_otg_pwr: regulator-usb-pwrs {
33		compatible = "regulator-fixed";
34
35		regulator-name = "USB_OTG_PWR";
36
37		regulator-min-microvolt = <5000000>;
38		regulator-max-microvolt = <5000000>;
39
40		/*
41		 * signal name from schematics: PWREN
42		 */
43		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
44		enable-active-high;
45		/*
46		 * signal name from schematics: USB_POWER
47		 */
48		vin-supply = <&p5v0>;
49	};
50
51	leds {
52		compatible = "gpio-leds";
53		led-blue {
54			label = "c2:blue:alive";
55			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
56			linux,default-trigger = "heartbeat";
57			default-state = "off";
58		};
59	};
60
61	p5v0: regulator-p5v0 {
62		compatible = "regulator-fixed";
63
64		regulator-name = "P5V0";
65		regulator-min-microvolt = <5000000>;
66		regulator-max-microvolt = <5000000>;
67		regulator-always-on;
68	};
69
70	hdmi_p5v0: regulator-hdmi_p5v0 {
71		compatible = "regulator-fixed";
72		regulator-name = "HDMI_P5V0";
73		regulator-min-microvolt = <5000000>;
74		regulator-max-microvolt = <5000000>;
75		/* AP2331SA-7 */
76		vin-supply = <&p5v0>;
77	};
78
79	tflash_vdd: regulator-tflash_vdd {
80		compatible = "regulator-fixed";
81
82		regulator-name = "TFLASH_VDD";
83		regulator-min-microvolt = <3300000>;
84		regulator-max-microvolt = <3300000>;
85
86		/*
87		 * signal name from schematics: TFLASH_VDD_EN
88		 */
89		gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
90		enable-active-high;
91		/* U16 RT9179GB */
92		vin-supply = <&vddio_ao3v3>;
93	};
94
95	tf_io: gpio-regulator-tf_io {
96		compatible = "regulator-gpio";
97
98		regulator-name = "TF_IO";
99		regulator-min-microvolt = <1800000>;
100		regulator-max-microvolt = <3300000>;
101
102		/*
103		 * signal name from schematics: TF_3V3N_1V8_EN
104		 */
105		gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
106		gpios-states = <0>;
107
108		states = <3300000 0>,
109			 <1800000 1>;
110		/* U12/U13 RT9179GB */
111		vin-supply = <&vddio_ao3v3>;
112	};
113
114	vcc1v8: regulator-vcc1v8 {
115		compatible = "regulator-fixed";
116		regulator-name = "VCC1V8";
117		regulator-min-microvolt = <1800000>;
118		regulator-max-microvolt = <1800000>;
119		regulator-always-on;
120		/* U18 RT9179GB */
121		vin-supply = <&vddio_ao3v3>;
122	};
123
124	vcc3v3: regulator-vcc3v3 {
125		compatible = "regulator-fixed";
126		regulator-name = "VCC3V3";
127		regulator-min-microvolt = <3300000>;
128		regulator-max-microvolt = <3300000>;
129	};
130
131	vddio_ao1v8: regulator-vddio-ao1v8 {
132		compatible = "regulator-fixed";
133		regulator-name = "VDDIO_AO1V8";
134		regulator-min-microvolt = <1800000>;
135		regulator-max-microvolt = <1800000>;
136		regulator-always-on;
137		/* U17 RT9179GB */
138		vin-supply = <&p5v0>;
139	};
140
141	vddio_ao3v3: regulator-vddio-ao3v3 {
142		compatible = "regulator-fixed";
143		regulator-name = "VDDIO_AO3V3";
144		regulator-min-microvolt = <3300000>;
145		regulator-max-microvolt = <3300000>;
146		regulator-always-on;
147		/* U11 MP2161GJ-C499 */
148		vin-supply = <&p5v0>;
149	};
150
151	ddr3_1v5: regulator-ddr3_1v5 {
152		compatible = "regulator-fixed";
153		regulator-name = "DDR3_1V5";
154		regulator-min-microvolt = <1500000>;
155		regulator-max-microvolt = <1500000>;
156		regulator-always-on;
157		/* U15 MP2161GJ-C499 */
158		vin-supply = <&p5v0>;
159	};
160
161	emmc_pwrseq: emmc-pwrseq {
162		compatible = "mmc-pwrseq-emmc";
163		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
164	};
165
166	hdmi-connector {
167		compatible = "hdmi-connector";
168		type = "a";
169
170		port {
171			hdmi_connector_in: endpoint {
172				remote-endpoint = <&hdmi_tx_tmds_out>;
173			};
174		};
175	};
176
177	sound {
178		compatible = "amlogic,gx-sound-card";
179		model = "ODROID-C2";
180		assigned-clocks = <&clkc CLKID_MPLL0>,
181				  <&clkc CLKID_MPLL1>,
182				  <&clkc CLKID_MPLL2>;
183		assigned-clock-parents = <0>, <0>, <0>;
184		assigned-clock-rates = <294912000>,
185				       <270950400>,
186				       <393216000>;
187		status = "okay";
188
189		dai-link-0 {
190			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
191		};
192
193		dai-link-1 {
194			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
195			dai-format = "i2s";
196			mclk-fs = <256>;
197
198			codec-0 {
199				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
200			};
201		};
202
203		dai-link-2 {
204			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
205
206			codec-0 {
207				sound-dai = <&hdmi_tx>;
208			};
209		};
210	};
211};
212
213&aiu {
214	status = "okay";
215};
216
217&cec_AO {
218	status = "okay";
219	pinctrl-0 = <&ao_cec_pins>;
220	pinctrl-names = "default";
221	hdmi-phandle = <&hdmi_tx>;
222};
223
224&ethmac {
225	status = "okay";
226	pinctrl-0 = <&eth_rgmii_pins>;
227	pinctrl-names = "default";
228	phy-handle = <&eth_phy0>;
229	phy-mode = "rgmii";
230
231	amlogic,tx-delay-ns = <2>;
232
233	mdio {
234		compatible = "snps,dwmac-mdio";
235		#address-cells = <1>;
236		#size-cells = <0>;
237
238		eth_phy0: ethernet-phy@0 {
239			/* Realtek RTL8211F (0x001cc916) */
240			reg = <0>;
241
242			reset-assert-us = <10000>;
243			reset-deassert-us = <80000>;
244			reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
245
246			interrupt-parent = <&gpio_intc>;
247			/* MAC_INTR on GPIOZ_15 */
248			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
249		};
250	};
251};
252
253&hdmi_tx {
254	status = "okay";
255	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
256	pinctrl-names = "default";
257	hdmi-supply = <&hdmi_p5v0>;
258};
259
260&hdmi_tx_tmds_port {
261	hdmi_tx_tmds_out: endpoint {
262		remote-endpoint = <&hdmi_connector_in>;
263	};
264};
265
266&i2c_A {
267	status = "okay";
268	pinctrl-0 = <&i2c_a_pins>;
269	pinctrl-names = "default";
270};
271
272&ir {
273	status = "okay";
274	pinctrl-0 = <&remote_input_ao_pins>;
275	pinctrl-names = "default";
276	linux,rc-map-name = "rc-odroid";
277};
278
279&gpio_ao {
280	gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
281			  "USB HUB nRESET", "USB OTG Power En",
282			  "J7 Header Pin2", "IR In", "J7 Header Pin4",
283			  "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
284			  "HDMI CEC", "SYS LED",
285			  /* GPIO_TEST_N */
286			  "";
287};
288
289&gpio {
290	gpio-line-names = /* Bank GPIOZ */
291			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
292			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
293			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
294			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
295			  "Eth PHY nRESET", "Eth PHY Intc",
296			  /* Bank GPIOH */
297			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
298			  /* Bank BOOT */
299			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
300			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
301			  "eMMC Reset", "eMMC CMD",
302			  "", "", "", "", "", "", "",
303			  /* Bank CARD */
304			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
305			  "SDCard D3", "SDCard D2", "SDCard Det",
306			  /* Bank GPIODV */
307			  "", "", "", "", "", "", "", "", "", "", "", "", "",
308			  "", "", "", "", "", "", "", "", "", "", "",
309			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
310			  "PWM D", "PWM B",
311			  /* Bank GPIOY */
312			  "Revision Bit0", "Revision Bit1", "",
313			  "J2 Header Pin35", "", "", "", "J2 Header Pin36",
314			  "J2 Header Pin31", "", "", "", "TF VDD En",
315			  "J2 Header Pin32", "J2 Header Pin26", "", "",
316			  /* Bank GPIOX */
317			  "J2 Header Pin29", "J2 Header Pin24",
318			  "J2 Header Pin23", "J2 Header Pin22",
319			  "J2 Header Pin21", "J2 Header Pin18",
320			  "J2 Header Pin33", "J2 Header Pin19",
321			  "J2 Header Pin16", "J2 Header Pin15",
322			  "J2 Header Pin12", "J2 Header Pin13",
323			  "J2 Header Pin8", "J2 Header Pin10",
324			  "", "", "", "", "",
325			  "J2 Header Pin11", "", "J2 Header Pin7", "",
326			  /* Bank GPIOCLK */
327			  "", "", "", "";
328};
329
330&saradc {
331	status = "okay";
332	vref-supply = <&vcc1v8>;
333};
334
335&scpi_clocks {
336	status = "disabled";
337};
338
339/* SD */
340&sd_emmc_b {
341	status = "okay";
342	pinctrl-0 = <&sdcard_pins>;
343	pinctrl-1 = <&sdcard_clk_gate_pins>;
344	pinctrl-names = "default", "clk-gate";
345
346	bus-width = <4>;
347	cap-sd-highspeed;
348	sd-uhs-sdr12;
349	sd-uhs-sdr25;
350	sd-uhs-sdr50;
351	sd-uhs-ddr50;
352	max-frequency = <100000000>;
353	disable-wp;
354
355	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
356
357	vmmc-supply = <&tflash_vdd>;
358	vqmmc-supply = <&tf_io>;
359};
360
361/* eMMC */
362&sd_emmc_c {
363	status = "okay";
364	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
365	pinctrl-1 = <&emmc_clk_gate_pins>;
366	pinctrl-names = "default", "clk-gate";
367
368	bus-width = <8>;
369	max-frequency = <200000000>;
370	non-removable;
371	disable-wp;
372	cap-mmc-highspeed;
373	mmc-ddr-1_8v;
374	mmc-hs200-1_8v;
375
376	mmc-pwrseq = <&emmc_pwrseq>;
377	vmmc-supply = <&vcc3v3>;
378	vqmmc-supply = <&vcc1v8>;
379};
380
381&uart_AO {
382	status = "okay";
383	pinctrl-0 = <&uart_ao_a_pins>;
384	pinctrl-names = "default";
385};
386
387&usb0_phy {
388	status = "disabled";
389	phy-supply = <&usb_otg_pwr>;
390};
391
392&usb1_phy {
393	status = "okay";
394	phy-supply = <&usb_otg_pwr>;
395};
396
397&usb0 {
398	status = "disabled";
399};
400
401&usb1 {
402	dr_mode = "host";
403	#address-cells = <1>;
404	#size-cells = <0>;
405	status = "okay";
406
407	hub@1 {
408		/* Genesys Logic GL852G USB 2.0 hub */
409		compatible = "usb5e3,610";
410		reg = <1>;
411		vdd-supply = <&p5v0>;
412		reset-gpio = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
413	};
414};
415